Large Commercial Roofice Dam Melt Socks - Ezdeicer Ice Melt Sold Separately X-Large Commercial 24x36 inch reuseable polyester sock. Standard smaller socks are also available on Amazon. Velcro closure for easy reuse. Lasts for years. Also available in smaller standard 4"x36" sizes upon request or at our Amazon Webshops Our residential 3x36" ice melt sock is also available at Amazon Webshops